presentación de powerpoint - gob.mx · plomo zinc o o o o o o plata o s o o o o o cobre fr coaÞ....
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94°W
94°W
95°W
95°W
96°W
96°W
97°W
97°W
98°W
98°W
18°N
18°N
17°N17°N
16°N16°N
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